Merge branch 'beta'

2 files changed, 22 insertions, 6 deletions

diff --git a/MediaBrowser.Server.Implementations/Library/LibraryManager.cs b/MediaBrowser.Server.Implementations/Library/LibraryManager.cs
index 1407cdce3..56d3bd4de 100644
--- a/MediaBrowser.Server.Implementations/Library/LibraryManager.cs
+++ b/MediaBrowser.Server.Implementations/Library/LibraryManager.cs
@@ -1448,8 +1448,12 @@ namespace MediaBrowser.Server.Implementations.Library
                 // Handle grouping
                 if (user != null && !string.IsNullOrWhiteSpace(view.ViewType) && UserView.IsEligibleForGrouping(view.ViewType))
                 {
-                    var collectionFolders = user.RootFolder.GetChildren(user, true).OfType<CollectionFolder>().Where(i => string.IsNullOrWhiteSpace(i.CollectionType) || string.Equals(i.CollectionType, view.ViewType, StringComparison.OrdinalIgnoreCase));
-                    return collectionFolders.SelectMany(i => GetTopParentsForQuery(i, user));
+                    return user.RootFolder
+                        .GetChildren(user, true)
+                        .OfType<CollectionFolder>()
+                        .Where(i => string.IsNullOrWhiteSpace(i.CollectionType) || string.Equals(i.CollectionType, view.ViewType, StringComparison.OrdinalIgnoreCase))
+                        .Where(i => user.IsFolderGrouped(i.Id))
+                        .SelectMany(i => GetTopParentsForQuery(i, user));
                 }
                 return new BaseItem[] { };
             }
diff --git a/MediaBrowser.Server.Implementations/Library/MusicManager.cs b/MediaBrowser.Server.Implementations/Library/MusicManager.cs
index c82c4cdf7..ef13ba996 100644
--- a/MediaBrowser.Server.Implementations/Library/MusicManager.cs
+++ b/MediaBrowser.Server.Implementations/Library/MusicManager.cs
@@ -30,7 +30,10 @@ namespace MediaBrowser.Server.Implementations.Library
         public IEnumerable<Audio> GetInstantMixFromArtist(MusicArtist artist, User user)
         {
             var genres = user.RootFolder
-                .GetRecursiveChildren(user, i => i is Audio)
+                .GetRecursiveChildren(user, new InternalItemsQuery(user)
+                {
+                    IncludeItemTypes = new[] { typeof(Audio).Name }
+                })
                 .Cast<Audio>()
                 .Where(i => i.HasAnyArtist(artist.Name))
                 .SelectMany(i => i.Genres)
@@ -43,7 +46,10 @@ namespace MediaBrowser.Server.Implementations.Library
         public IEnumerable<Audio> GetInstantMixFromAlbum(MusicAlbum item, User user)
         {
             var genres = item
-                .GetRecursiveChildren(user, i => i is Audio)
+                .GetRecursiveChildren(user, new InternalItemsQuery(user)
+                {
+                    IncludeItemTypes = new[] { typeof(Audio).Name }
+                })
                .Cast<Audio>()
                .SelectMany(i => i.Genres)
                .Concat(item.Genres)
@@ -55,7 +61,10 @@ namespace MediaBrowser.Server.Implementations.Library
         public IEnumerable<Audio> GetInstantMixFromFolder(Folder item, User user)
         {
             var genres = item
-               .GetRecursiveChildren(user, i => i is Audio)
+               .GetRecursiveChildren(user, new InternalItemsQuery(user)
+               {
+                   IncludeItemTypes = new[] {typeof(Audio).Name}
+               })
                .Cast<Audio>()
                .SelectMany(i => i.Genres)
                .Concat(item.Genres)
@@ -67,7 +76,10 @@ namespace MediaBrowser.Server.Implementations.Library
         public IEnumerable<Audio> GetInstantMixFromPlaylist(Playlist item, User user)
         {
             var genres = item
-               .GetRecursiveChildren(user, i => i is Audio)
+               .GetRecursiveChildren(user, new InternalItemsQuery(user)
+               {
+                   IncludeItemTypes = new[] { typeof(Audio).Name }
+               })
                .Cast<Audio>()
                .SelectMany(i => i.Genres)
                .Concat(item.Genres)